1 | HTML is powerful but does not separate display and form (structure of document component as an object) |
2 | XML is a generalization of HTML which allows definition of arbitrary tags |
3 | e.g. <student name="Jane Doe" class="CPS616" grade="..." >Working Hard</student> is more elegant way of capturing information in a reliable fashion than HTML |
4 | <h2>Students</h2> <ul><li>Jane Doe: Working Hard</li><ul> <li>Class: CPS616</li> <li>Grade: ...</li> .... </ul> </ul> with a PERL program to extract data |
5 | XML allows powerful way of defining dynamic Ascii databases useful for "modest size data" such as people, document citations etc. |
6 | XML parsers map XML tags into HTML for display |
7 | XML can also be used to define extensions to HTML such as special tags for mathematics or chemistry or ..... |
8 | XML defines syntax for "serializing" Web objects and transmitting between clients and servers |